There are two sets of these quality reproduction 400-455 cast iron exhaust manifolds available. The first, or early set has the correct '65-'67 casting numbers, but fits '68 models also. The second, or late set of exhaust manifolds has the correct casting numbers for '70-'72 400-455s, but will also fit 1969 model big-block Olds engines. These manifolds come without attaching hardware and are available in pairs only.
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(R) = Authentic reproduction of the original GM product
